netdev - Re: [PATCH v2] net: dsa: mt7530: Add some return-value checks

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Message-ID: <9db38be8-9926-b74b-c860-018486b17f3a@gmail.com>
Date:   Thu, 24 Sep 2020 14:11:48 +0100
From:   Alex Dewar <alex.dewar90@...il.com>
To:     Landen Chao <landen.chao@...iatek.com>
Cc:     Sean Wang <Sean.Wang@...iatek.com>, Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Russell King <linux@...linux.org.uk>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-mediatek@...ts.infradead.org" 
        <linux-mediatek@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] net: dsa: mt7530: Add some return-value checks

On 2020-09-24 13:13, Landen Chao wrote:
> Hi Alex,
>
> Thanks for your patch. By linux/scripts/checkpatch.pl
>
> On Sun, 2020-09-20 at 03:28 +0800, Alex Dewar wrote:
> [..]
>> @@ -1631,9 +1635,11 @@ mt7530_setup(struct dsa_switch *ds)
>>   		mt7530_rmw(priv, MT7530_PCR_P(i), PCR_MATRIX_MASK,
>>   			   PCR_MATRIX_CLR);
>>   
>> -		if (dsa_is_cpu_port(ds, i))
>> -			mt753x_cpu_port_enable(ds, i);
>> -		else
>> +		if (dsa_is_cpu_port(ds, i)) {
>> +			ret = mt753x_cpu_port_enable(ds, i);
>> +			if (ret)
>> +				return ret;
>> +		} else
>>   			mt7530_port_disable(ds, i);
> CHECK: braces {} should be used on all arms of this statement
> CHECK: Unbalanced braces around else statement
>>   
>>   		/* Enable consistent egress tag */
>> @@ -1785,9 +1791,11 @@ mt7531_setup(struct dsa_switch *ds)
>>   
>>   		mt7530_set(priv, MT7531_DBG_CNT(i), MT7531_DIS_CLR);
>>   
>> -		if (dsa_is_cpu_port(ds, i))
>> -			mt753x_cpu_port_enable(ds, i);
>> -		else
>> +		if (dsa_is_cpu_port(ds, i)) {
>> +			ret = mt753x_cpu_port_enable(ds, i);
>> +			if (ret)
>> +				return ret;
>> +		} else
>>   			mt7530_port_disable(ds, i);
> CHECK: braces {} should be used on all arms of this statement
> CHECK: Unbalanced braces around else statement
>
> [..]
> regards landen
Hi Landen,

Sorry about this... I usually run checkpatch over my patches. Would you 
like me to send a separate fix or a v3?

Best,
Alex